Question

Complete the following table :
Name of Substance
Litmus used
1.
Curd
Red
2.
Salt
Blue
3.
Lime water
Red
4.
Lemon Juice
Blue
5. Window Cleaner
Blue
6. Sugar
Red
7. Vinegar
Blue
8. Baking soda
Blue
appko batana h colour change​

Answer 1

1. in curd the blue litmus paper used for experiment because it is acid substance

2. Salt is not acid not base no litmus paper is used

3.

Answer 2

Answer:

1.curs contains lactic acid, so it changes blue litmus red.

2.salt is neutral.

3.lime water is acid, it turns blue litmus red.

4.lemon juice is basic in nature it turns red litmus blue. 5. window cleaner turns red lius blue.

6.sugar is neutral. the colour of litmus remains unchanged.

7.vinegar turns blue litmus red.

8.baking soda is basic in nature. It turns red litmus blue.